Research in renewable energy across the Indian Institutes of Technology (IITs) is highly interdisciplinary. It spans specialized centers

 Research in renewable energy across the Indian Institutes of Technology (IITs) is highly interdisciplinary. It spans specialized centers—like the Department of Energy Science and Engineering (DESE) at IIT Bombay and IIT Delhi, or the School of Energy Science and Engineering at IIT Guwahati—as well as traditional engineering branches (Electrical, Mechanical, Chemical, and Materials Engineering). [1, 2, 3, 4, 5]

The comprehensive list below outlines actual MTech thesis and PhD dissertation topics, structured by engineering branch and core technology areas:

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1. Electrical Engineering / Power Electronics

Focuses on grid integration, power quality, smart microgrids, and converter controls. [1, 2]

Grid Integration of Solar & Wind: “Grid-Forming Converter Control Schemes for Large-Scale Solar PV Integration with Hybrid Energy Storage”. [1]
Microgrids: “Design, Sizing, and Energy Management Systems (EMS) for Isolated Rural Microgrids in India Using PV-Biomass-Battery Systems”. [1, 2]
Maximum Power Point Tracking (MPPT): “An Improved Current-Feedback-Based MPPT Controller for Enhancing Dynamic Efficiency in Solar Photovoltaic Systems”. [1, 2]
Electric Vehicle (EV) Integration: “Development of Bi-directional Charging Infrastructure and Smart Scheduling Algorithms for Vehicle-to-Grid (V2G) Systems”. [1, 2]
Power Quality & Stability: “Voltage Stability Assessment and Mitigation Strategies in Low-Voltage Distribution Networks with High Renewable Penetration”. [1, 2]

2. Mechanical & Thermal Engineering

Focuses on fluid dynamics, thermal storage, design optimization, and aerodynamics. [1, 2]

Solar Thermal Utilization: “Performance Evaluation of Industrially Scaled Solar Concentrators for Vapor Absorption Air Conditioning Systems”. [1]
Hydrokinetic & Wind Energy: “Experimental and Numerical Performance Investigation of Hybrid Cross-Flow Hydrokinetic Turbines for Low-Head Rivers”. [1]
Thermal Energy Storage (TES): “Characterization and Thermal Cycling Stability of Phase Change Materials (PCMs) for Medium-Temperature Solar Thermal Storage”. [1]
Hydro-Power Deficiencies: “Assessment of Sediment Abrasive Fluid Potential and Erosion Modeling in Himalayan Hydro-Power Turbines”. [1]
Bioenergy Systems: “Design Optimization of Fluidized Bed Biomass Gasifiers for Co-Gasification of Agricultural Residues and Municipal Solid Waste”. [1, 2]

3. Chemical & Environmental Engineering

Focuses on biomass transformation, carbon mitigation, and alternative green fuels. [1, 2]

Green Hydrogen Production: “Catalytic Pyrolysis of Lignocellulosic Biomass for the Production of High-Purity Green Hydrogen”.
Carbon Capture, Utilization & Storage (CCUS): “Development of Amine-Functionalized Solid Adsorbents for Post-Combustion Carbon Dioxide Capture in Power Plants”.
Biofuels Synthesis: “Process Intensification for Continuous Biodiesel Manufacturing via Transesterification of Non-Edible Vegetable Oils”.
Waste-to-Energy: “Thermo-Chemical Conversion Pathways of Municipal Solid Waste into Eco-Friendly Drop-In Liquid Fuels”. [1, 2, 3, 4, 5]

4. Materials Science & Metallurgy

Focuses on basic device efficiency, chemistry, and degradation mechanics. [1, 2]

Next-Generation Photovoltaics: “Synthesis and Optoelectronic Tuning of Lead-Free Inorganic Perovskite Materials for High-Efficiency Solar Cells”.
Electrochemical Battery Materials: “Design and Surface Chemistry Engineering of Sustainable Composite Anodes for Next-Generation Lithium-Sulfur Batteries”.
Fuel Cell Electrodes: “Development of Low-Platinum Catalyst Electrodes for High-Temperature Proton Exchange Membrane (PEM) Fuel Cells”.
Solar PV Module Longevity: “Development of Hydrophobic, Self-Cleaning Nano-Coatings for Solar Photovoltaic Modules Operating in Dusty Environments”. [1, 2, 3]

5. Interdisciplinary: Energy Policy, Economics, & AI

Focuses on systemic coordination, markets, data science, and techno-economics. [1, 2]

AI/ML in Renewable Forecasts: “Deep Learning Models for High-Accuracy, Short-Term Wind and Solar Power Output Forecasting”.
Energy Management: “Integrated Scheduling of Distributed Solar-Wind Generation Backed by Pumped Hydro and Chilled Water Storage Networks”.
Policy & Regulatory Analysis: “Evolving Regulatory Frameworks and Financial Risk Assessments for Scaling Renewable Energy Microgrids in Emerging Economies”. [1, 2, 3, 4, 5, 6]